Durable & easy to assemble, prism frame pools feature all of the great benefits of metal frame pools, and are enhanced with strong powder-coated Steel Tubing and a stylish, upscale looking liner color Hydro aeration technology has been incorporated into the cartridge filter pump providing improved circulation and filtration, improved water clarity, and increased negative ions at the water surface Constructed with puncture resistant 3-ply material; Instructional DVD is included for help with pool setup and maintenance Water capacity: 90%, 3,861 gallons; age Grade: 6+ Includes a 110-120V cartridge filter pump with a pump flow Rate of 1,000 gallons per hour Do not set up the pool on sand, mud, or any soft or loose soil conditions.